Patent US5505673A successfully refreshed from Google Patents.
Patent US1489786A successfully refreshed from Google Patents.
US1489786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for disintegrating and emulsifying materials
Assignee: Individual
•
Filing: 1923-08-03
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Granted: 1924-04-08
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Expires: 1943-08-03
Abstract
No abstract record available.
Inventors
- 👤 Povey Harry
- 👤 Hallas Haldane Oswald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:35
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/40; B01F27/41; B01F27/411
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-04-08 | 1927-10-08 | 1928-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-04-08 | 1931-10-08 | 1932-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-04-08 | 1935-10-08 | 1936-04-08 | $7700.00 | Window Closed / Lapsed |